83855940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{199657}}^1$

素因数の和:199676

約数の個数: 48

約数和(自身を含む): 268340352

約数和(自身を除く): 184484412

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 199657, 399314, 598971, 798628, 998285, 1197942, 1397599, 1996570, 2395884, 2795198, 2994855, 3993140, 4192797, 5590396, 5989710, 6987995, 8385594, 11979420, 13975990, 16771188, 20963985, 27951980, 41927970, 83855940]

約数ペア:

[(1, 83855940), (2, 41927970), (3, 27951980), (4, 20963985), (5, 16771188), (6, 13975990), (7, 11979420), (10, 8385594), (12, 6987995), (14, 5989710), (15, 5590396), (20, 4192797), (21, 3993140), (28, 2994855), (30, 2795198), (35, 2395884), (42, 1996570), (60, 1397599), (70, 1197942), (84, 998285), (105, 798628), (140, 598971), (210, 399314), (420, 199657)]